Preparation of optically active 4-demethoxydaunomycinone

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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2603511, 260376, 260383, C07C 5036

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active

045017000

ABSTRACT:
A process for preparing racemic 4-demethoxy-7-deoxydaunomycinone which comprises methylating an optically active .alpha.-hydroxyketone to give the corresponding methylated product of either one of the formulas: ##STR1## and reacting the latter with an acid to give a racemate of the .alpha.-hydroxyketone of the formula: ##STR2## .

REFERENCES:
Stewart, Stereochemistry 2nd Ed., 1919, pp. 26, 39, N.Y., N.Y.
Federico Arcamone, Doxorubicin Anticancer Antibiotics, pp. 258-289 (1981).

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